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CVE-2022-26647

No fix known EPSS 1%CVSS 8.8

A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < V5.5.2), SCALANCE X201-3P IRT (All versions < V5.5.2), SCALANCE X201-3P IRT PRO (All versions < V5.5.2), SCALANCE X202-2IRT (All versions < V5.5.2), SCALANCE X202-2IRT (All versions < V5.5.2), SCALANCE X202-2P IRT (All versions < V5.5.2), SCALANCE X202-2P IRT PRO (All versions < V5.5.2), SCALANCE X204-2 (All versions < V5.2.6), SCALANCE X204-2FM (All versions < V5.2.6), SCALANCE X204-2LD (All versions < V5.2.6), SCALANCE X204-2LD TS (All versions < V5.2.6), SCALANCE X204-2TS (All versions < V5.2.6), SCALANCE X204IRT (All versions < V5.5.2), SCALANCE X204IRT (All versions < V5.5.2), SCALANCE X204IRT PRO (All versions < V5.5.2), SCALANCE X206-1 (All versions < V5.2.6), SCALANCE X206-1LD (All versions < V5.2.6), SCALANCE X208 (All versions < V5.2.6), SCALANCE X208PRO (All versions < V5.2.6), SCALANCE X212-2 (All versions < V5.2.6), SCALANCE X212-2LD (All versions < V5.2.6), SCALANCE X216 (All versions < V5.2.6), SCALANCE X224 (All versions < V5.2.6), SCALANCE XF201-3P IRT (All versions < V5.5.2), SCALANCE XF202-2P IRT (All versions < V5.5.2), SCALANCE XF204 (All versions < V5.2.6), SCALANCE XF204-2 (All versions < V5.2.6), SCALANCE XF204-2BA IRT (All versions < V5.5.2), SCALANCE XF204IRT (All versions < V5.5.2), SCALANCE XF206-1 (All versions < V5.2.6), SCALANCE XF208 (All versions < V5.2.6). The webserver of affected devices calculates session ids and nonces in an insecure manner. This could allow an unauthenticated remote attacker to brute-force session ids and hijack existing sessions.

Published 2022-07-12 · CVE record · OSV

Products: Siemens SCALANCE X200-4P IRT, Siemens SCALANCE X201-3P IRT, Siemens SCALANCE X201-3P IRT PRO, Siemens SCALANCE X202-2IRT, Siemens SCALANCE X202-2P IRT, Siemens SCALANCE X202-2P IRT PRO, Siemens SCALANCE X204-2, Siemens SCALANCE X204-2FM, Siemens SCALANCE X204-2LD, Siemens SCALANCE X204-2LD TS, Siemens SCALANCE X204-2TS, Siemens SCALANCE X204IRT, Siemens SCALANCE X204IRT PRO, Siemens SCALANCE X206-1, Siemens SCALANCE X206-1LD, Siemens SCALANCE X208, Siemens SCALANCE X208PRO, Siemens SCALANCE X212-2, Siemens SCALANCE X212-2LD, Siemens SCALANCE X216, Siemens SCALANCE X224, Siemens SCALANCE XF201-3P IRT, Siemens SCALANCE XF202-2P IRT, Siemens SCALANCE XF204, Siemens SCALANCE XF204-2, Siemens SCALANCE XF204-2BA IRT, Siemens SCALANCE XF204IRT, Siemens SCALANCE XF206-1, Siemens SCALANCE XF208